Categories: Trojan

What is “Trojan.Agent.DHOH”?

The Trojan.Agent.DHOH is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan.Agent.DHOH virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Detects the presence of Wine emulator via function name
  • Detects SunBelt Sandbox through the presence of a library
  • Detects Avast Antivirus through the presence of a library
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Behavioural detection: Injection (inter-process)
  • Created a process from a suspicious location
  • Checks the version of Bios, possibly for anti-virtualization
  • Detects VirtualBox through the presence of a device
  • Detects VirtualBox through the presence of a registry key

How to determine Trojan.Agent.DHOH?


File Info:

name: 49B798CCAA9B16604DB9.mlwpath: /opt/CAPEv2/storage/binaries/b49411afc9955f04f8bafc81693a84159de9a721ca59907ee2d13e0c1c578595crc32: 7E709E44md5: 49b798ccaa9b16604db96b5340210b6fsha1: f5d144fd0714437bfd03a9a3c86fbabb1129415esha256: b49411afc9955f04f8bafc81693a84159de9a721ca59907ee2d13e0c1c578595sha512: b6cc1a3b31b20c31c289b31e7a8cd5f8c70a74525e6cb9c0c7bb1404c4339e05419e51b6e9e56d2ce5349b0dc548ccdf1a1ef2e709ab3abdcfa95160fc668294ssdeep: 1536:uYnMD/w89QYXG3/wBFoV30nrk5+emLlF/les7YUEC+:7MrjQY6/UFoV30nJegwtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T147630247A889D936D85ACB76112DD2B7A198FC8C4F4481C7AFA763EE6CF41E1F204171sha3_384: 41ea373e72eb8d0d3b2169fff4fe468a4dc87553b6d970bfa4af6e77b903c9edfb838be522a974eb8aca05983ace98baep_bytes: 60be009041008dbe0080feff5783cdfftimestamp: 2018-10-24 20:35:40

Version Info:

CompanyName: Disc Soft LtdFileVersion: 4.49.1.0356LegalCopyright: © 2000-2013 Disc Soft Ltd.FileDescription: DAEMON Tools LiteInternalName: DTLite.exeOriginalFilename: DTLite.exeProductName: DAEMON Tools LiteProductVersion: 4.49.1.0356Translation: 0x0409 0x04e4

Trojan.Agent.DHOH also known as:

Lionic Trojan.Win32.Dycler.b!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.DHOH
FireEye Generic.mg.49b798ccaa9b1660
McAfee Artemis!49B798CCAA9B
Cylance Unsafe
K7AntiVirus Trojan ( 0053fcba1 )
Alibaba Trojan:Win32/Zenpak.62d43ac0
K7GW Trojan ( 0053fcba1 )
CrowdStrike win/malicious_confidence_60% (W)
BitDefenderTheta AI:Packer.6103B7B91E
Cyren W32/Lethic.ZCRN-1312
Symantec Packed.Generic.521
ESET-NOD32 Win32/Lethic.AF
TrendMicro-HouseCall TROJ_GEN.R002C0OKS21
Paloalto generic.ml
Kaspersky Trojan.Win32.Zenpak.birt
BitDefender Trojan.Agent.DHOH
NANO-Antivirus Trojan.Win32.Proxy2.fktxcj
Avast Win32:Malware-gen
Ad-Aware Trojan.Agent.DHOH
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Lethic.RB@844b30
DrWeb Trojan.Proxy2.287
TrendMicro TROJ_GEN.R002C0OKS21
McAfee-GW-Edition BehavesLike.Win32.Sytro.lc
Emsisoft Trojan.Agent.DHOH (B)
Ikarus Win32.Outbreak
Jiangmin TrojanProxy.Lethic.azy
Avira HEUR/AGEN.1114502
MAX malware (ai score=89)
Antiy-AVL Trojan/Generic.ASMalwS.28C206B
Gridinsoft Ransom.Win32.Sabsik.sa
Microsoft Trojan:Win32/Sabsik.FL.B!ml
ViRobot Trojan.Win32.Z.Lethic.72704.A
APEX Malicious
GData Trojan.Agent.DHOH
Cynet Malicious (score: 100)
VBA32 TrojanProxy.Lethic
ALYac Trojan.Agent.DHOH
TACHYON Trojan-Proxy/W32.Lethic.115712.D
Yandex Trojan.GenAsa!fePGCZH/GJ8
SentinelOne Static AI – Malicious PE
Fortinet W32/Generic.AC.42AE34
AVG Win32:Malware-gen
Cybereason malicious.caa9b1
Panda Trj/CI.A

How to remove Trojan.Agent.DHOH?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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